linux-kernel - [PATCH 2.6 2/8] infiniband/hw/nes/nes

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Date:	Thu, 21 Feb 2008 08:01:18 -0600
From:	gstreiff@...effect.com
To:	rdreier@...co.com
Cc:	bunk@...nel.org, general@...ts.openfabrics.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH 2.6 2/8] infiniband/hw/nes/nes_verbs.c: fix off-by-one

From: Adrian Bunk <bunk@...nel.org>

This patch fixes an off-by-one spotted by the Coverity checker.

Signed-off-by: Adrian Bunk <bunk@...nel.org>
Signed-off-by: Glenn Streiff <gstreiff@...effect.com>

---
 drivers/infiniband/hw/nes/nes_verbs.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/infiniband/hw/nes/nes_verbs.c b/drivers/infiniband/hw/nes/nes_verbs.c
index 201b95e..692f0d8 100644
--- a/drivers/infiniband/hw/nes/nes_verbs.c
+++ b/drivers/infiniband/hw/nes/nes_verbs.c
@@ -929,7 +929,7 @@ static struct ib_pd *nes_alloc_pd(struct ib_device *ibdev,
 				NES_MAX_USER_DB_REGIONS, nesucontext->first_free_db);
 		nes_debug(NES_DBG_PD, "find_first_zero_biton doorbells returned %u, mapping pd_id %u.\n",
 				nespd->mmap_db_index, nespd->pd_id);
-		if (nespd->mmap_db_index > NES_MAX_USER_DB_REGIONS) {
+		if (nespd->mmap_db_index >= NES_MAX_USER_DB_REGIONS) {
 			nes_debug(NES_DBG_PD, "mmap_db_index > MAX\n");
 			nes_free_resource(nesadapter, nesadapter->allocated_pds, pd_num);
 			kfree(nespd);
--
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